InChI=1/C18H34N4O2/c1-18(2,22-11-7-4-8-12-22)14-20-16(23)13-19-17(24)21-15-9-5-3-6-10-15/h15H,3-14H2,1-2H3,(H,20,23)(H2,19,21,24)/p+1/fC18H35N4O2/h19-22H/q+1 4BB495404ECE15C3